catch up

赶上; 追上; 跟上; 达到（标准、水平等）; 补做; 赶做; 了解近况; 叙旧; 牵扯进; 卷入 柯林斯词典 PHRASAL VERB 赶上;追上;跟上If you catch up with someone who is in front of you, you reach them by walking faster than they are walking.I stopped and...